Mcqs glycogenolysis
What is glycogenolysis?
A) The breakdown of glucose into glycogen
B) The conversion of
glycogen into glucose
C) The formation of
glucose from non-carbohydrate sources
D) The storage of glucose in the form of glycogen
Answer: B) The conversion
of glycogen into glucose
What is the primary enzyme responsible for the breakdown of
glycogen?
A) Phosphoglucomutase
B) Glucose-6-phosphatase
C) Glycogen synthase
D) Glycogen phosphorylase
Answer: D) Glycogen phosphorylase
Which hormone stimulates glycogenolysis?
A) Insulin
B) Glucagon
C) Cortisol
D) Epinephrine
Answer: B) Glucagon
Which tissue is primarily responsible for the storage and release of glycogen?
A) Adipose tissue
B) Liver
C) Skeletal muscle
D) Cardiac muscle
Answer: B) Liver
What is the end product of glycogenolysis?
A) Glucose
B) Fructose
C) Galactose
D) Sucrose
Answer: A) Glucose
How is glucose-1-phosphate converted to glucose-6-phosphate?
A) By phosphoglucomutase
B) By glucose-6-phosphatase
C) By hexokinase
D) By phosphofructokinase
Answer: A) By phosphoglucomutase
Which metabolic pathway produces ATP from glucose?
A) Glycolysis
B) Gluconeogenesis
C) Citric acid cycle
D) Electron transport chain
Answer: A) Glycolysis
What is the primary role of the hormone insulin in
carbohydrate metabolism?
A) To stimulate glycogenolysis
B) To promote glycogen synthesis and storage
C) To stimulate gluconeogenesis
D) To promote lipolysis
Answer: B) To promote glycogen synthesis and storage
How is glycogenolysis regulated in muscle tissue?
A) By hormonal signals
B) By the availability of ATP and other metabolic
intermediates
C) By the concentration of glucose in the blood
D) By the rate of glycolysis
Answer: B) By the availability of ATP and other metabolic
intermediates
What is the term for the process by which the liver produces
glucose from non-carbohydrate sources?
A) Glycogenolysis
B) Gluconeogenesis
C) Glycolysis
D) Lipolysis
0 Comments